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1. en.wikipedia.org › wiki › Poison_ivyPoison ivy - Wikipedia

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   They are well known for causing urushiol-induced contact dermatitis, an itchy, irritating, and sometimes painful rash, in most people who touch them. The rash is caused by urushiol, a clear liquid compound in the plant's sap.

   • Poison Ivy (Disambiguation)

     Poison ivy is a common name for Toxicodendron radicans, a...

   • Toxicodendron Radicans

     Toxicodendron radicans, commonly known as eastern poison ivy...

   • Toxicodendron Rydbergii

     Toxicodendron rydbergii, the western poison ivy or northern...

   • Toxicodendron Vernix

     Toxicodendron vernix, commonly known as poison sumac, or...

   • Urushiol

     Urushiol / ʊ ˈ r uː ʃ i. ɒ l / is an oily mixture of organic...

   • Urushiol-induced contact dermatitis

     Urushiol-induced contact dermatitis (also called...

2. People also ask

   What is a poison ivy rash?

   • A poison ivy rash occurs when a person comes comes into contact with urushiol, a substance produced by the plant. A poison ivy rash typically appears as red, itchy patches. Skin swelling and blisters may also be present. This type of rash usually resolves on its own within two to three weeks.

   Poison Ivy Rash: Pictures, Treatment, and Prevention - Verywell Health

   www.verywellhealth.com/poison-ivy-rhus-dermatitis-1068760

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   What does poison ivy rash look like?

   • A poison ivy rash on your skin usually looks like red, itchy bumps. Some people can develop black spots or streaks on their skin instead of the telltale red rash (this is rare). If you have black-spot poison-ivy dermatitis, you’ll have very little or no swelling or redness. What do poison oak rash and poison sumac rash look like?

   Poison Ivy, Poison Oak and Poison Sumac - Cleveland Clinic

   my.clevelandclinic.org/health/diseases/10655-poison-plants-poison-ivy--poison-oak--poison-sumac

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   Is Poison Ivy oil a rash?

   • This oil is in the leaves, stems and roots of poison ivy, poison oak and poison sumac. Wash your skin right away if you come into contact with this oil, unless you know you're not sensitive to it. Washing off the oil may reduce your chances of getting a poison ivy rash. If you develop a rash, it can be very itchy and last for weeks.

   Poison ivy rash - Symptoms and causes - Mayo Clinic

   www.mayoclinic.org/diseases-conditions/poison-ivy/symptoms-causes/syc-20376485

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   What are the symptoms of Poison Ivy?

   • Poison ivy symptoms almost always include: An itchy skin rash. Redness and swelling. Blisters. Depending on your skin’s sensitivity, a rash may develop within a few hours or a few days after initial contact with urushiol oil.

   Poison Ivy, Poison Oak and Poison Sumac - Cleveland Clinic

   my.clevelandclinic.org/health/diseases/10655-poison-plants-poison-ivy--poison-oak--poison-sumac

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3. www.mayoclinic.org › diseases-conditions › poisonPoison ivy rash - Symptoms and causes - Mayo Clinic

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   Aug 11, 2023 · Signs and symptoms of a poison ivy rash include: Redness; Itching; Swelling; Blisters; Difficulty breathing, if you've inhaled the smoke from burning poison ivy; Poison ivy rash often appears in a straight line because of the way the plant brushes against your skin.

4. www.mayoclinic.org › diseases-conditions › poisonPoison ivy rash - Diagnosis and treatment - Mayo Clinic

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   Aug 11, 2023 · Poison ivy treatments usually involve self-care methods at home. And the rash typically goes away on its own in two to three weeks. If the rash is widespread or causes many blisters, your doctor may prescribe an oral corticosteroid, such as prednisone, to reduce swelling.

5. my.clevelandclinic.org › health › diseasesPoison Ivy Rash, Poison Oak, Poison Sumac: Symptoms, Causes ...

   my.clevelandclinic.org › health › diseases

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   Poison ivy is a common poisonous plant that causes an itchy skin rash. Other rash-inducing poisonous plants include poison oak and poison sumac. These plants produce an oily sap that contains urushiol (pronounced yer-OO-shee-all), which causes an irritating, itchy allergic reaction.

6. www.verywellhealth.com › poison-ivy-rhusPoison Ivy Rash: Pictures, Treatment, and Prevention

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   Mar 21, 2024 · What It Looks Like. Pictures. How It Develops. Treatment. When to Seek Care. Prevention. The rash caused by poison ivy looks like red blotches or streaks. There may also be clusters of tiny blisters. The rash can be very itchy. In the United States, poison ivy, poison oak, and poison sumac are among the most common causes of contact dermatitis.